// onjava/RmDir.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
package onjava;

import java.io.IOException;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;

public class RmDir {
    public static void rmdir(Path dir)
            throws IOException {
        Files.walkFileTree(dir,
                new SimpleFileVisitor<Path>() {
                    @Override
                    public FileVisitResult
                    visitFile(Path file, BasicFileAttributes attrs)
                            throws IOException {
                        Files.delete(file);
                        return FileVisitResult.CONTINUE;
                    }

                    @Override
                    public FileVisitResult
                    postVisitDirectory(Path dir, IOException exc)
                            throws IOException {
                        Files.delete(dir);
                        return FileVisitResult.CONTINUE;
                    }
                });
    }
}
